249975892

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{409}}^1\times {\mathrm{3251}}^1$

素因数の和:3711

約数の個数: 24

約数和(自身を含む): 447995520

約数和(自身を除く): 198019628

約数列:

[1, 2, 4, 47, 94, 188, 409, 818, 1636, 3251, 6502, 13004, 19223, 38446, 76892, 152797, 305594, 611188, 1329659, 2659318, 5318636, 62493973, 124987946, 249975892]

約数ペア:

[(1, 249975892), (2, 124987946), (4, 62493973), (47, 5318636), (94, 2659318), (188, 1329659), (409, 611188), (818, 305594), (1636, 152797), (3251, 76892), (6502, 38446), (13004, 19223)]